... capacity, shock resistant, gelular,Type I ,strongly basic anion exchange resin. Product Name: 201x7 (Strong-Base Type I (Gel) Anion ... capacity, shock resistant, gelular,Type I ,strongly basic anion exchange resin supplied in the chloride or hydroxide form as moist, uniform ... rate, at various temperatures. B. Backwash : After each cycle the resin bed should be backwashed at a rate that expands the ...